Here at SJ Johnson Inc., we pride ourselves on our fast and friendly service. We offer service of the highest quality at the best price to keep your home efficient and comfortable.

Repair and InstallationHeating and Air Conditioning Systems Oil and Gas Heating GeoThermal EnergySolar Hot Water Gas Piping Water Heaters and BoilersBack Up Generator Systems

Delivery Services:Fuel Oil, Clear and Dyed Kerosene / Pool water / On and Off Road Diesel & Gasoline/ Tanker Rentals/ Small Water Truck

Proudly serving Central and Southern Maryland

The American Recovery and Reinvestment Act of 2009 provides for new tax credits that are designed to improve energy efficiency in American homes.

These credits can be worth as much as $1500, or 30% of the installed cost! S.J. Johnson installs and services many of the models and makes of air conditioning / heating units, and water heaters that qualify for these valuable credits. Time is limited on this offer.

S.J. Johnson is committed to providing comfort to your home all year long. Whether it is delivering pool water, heating oil, servicing heating and A/C systems, or installing humidifiers to improve the air quality in your home, we are here to help.

Green energy is also very important to us. For that reason, we offer solar water heaters, radiant floor heat, as well as Geo-Thermal heat. We feel that these services are vital to green energy and protecting our earth, as well as providing the ultimate comfort for you and your family.